Step 1: Divide the number into separate digits:
48823 => 4 8 8 2 3
Step 2: Calculate the distance between each digit and the next (the last digit with the first):
4 to 8 = 4
8 to 8 = 0
8 to 2 = 6
2 to 3 = 1
3 to 4 = 1
Step 3: Combine the filters to a string:
4 0 6 1 1 = 40611